Trakcja PRKiI SA, formerly Trakcja SA, is a Poland-based company engaged in the rail transport infrastructure construction. The Company's main business consists of modernization of the rail and tram tracks, including inter alia the earth works related to construction of the roadbed and reconstruction of the engineering objects; construction and modernization of the traction networks and their power supply; construction of power engineering systems and remote control systems for traction power supply, and the cubature construction for railway infrastructure including traction substation buildings. The Company is involved in the general construction industry, including construction of residential and nonresidential buildings.